1
as in moody
frequently influenced by moods and especially bad moods
one of those temperamental actresses who can make life difficult for everyone around her
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in volatile
likely to change frequently, suddenly, or unexpectedly
stock prices have been pretty temperamental lately, often fluctuating wildly
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of temperamental
Reliability issues make current AI resemble temperamental toddlers at times.
—
Arafat Kabir, Forbes.com, 23 July 2025
As the Orioles' third base coach in 1969, Hunter took over for manager Earl Weaver in Game 4 of the 1969 World Series when the O's temperamental skipper was ejected; Baltimore lost the game in 10 innings to the eventual champion New York Mets.
—Jon Paul Hoornstra, MSNBC Newsweek, 4 July 2025
Sonny is superstitious and temperamental and unpredictable.
—Bilge Ebiri, Vulture, 27 June 2025
Kove played John Kreese, the temperamental sensei in the original three Karate Kid films, reprising the role in Netflix’s Cobra Kai alongside Ralph Macchio and William Zabka across the show’s six seasons.
—Dominic Patten, Deadline, 23 June 2025
See All Example Sentences for temperamental
Arafat Kabir, Forbes.com, 23 July 2025
As the Orioles' third base coach in 1969, Hunter took over for manager Earl Weaver in Game 4 of the 1969 World Series when the O's temperamental skipper was ejected; Baltimore lost the game in 10 innings to the eventual champion New York Mets.
—Jon Paul Hoornstra, MSNBC Newsweek, 4 July 2025
Sonny is superstitious and temperamental and unpredictable.
—Bilge Ebiri, Vulture, 27 June 2025
Kove played John Kreese, the temperamental sensei in the original three Karate Kid films, reprising the role in Netflix’s Cobra Kai alongside Ralph Macchio and William Zabka across the show’s six seasons.
—Dominic Patten, Deadline, 23 June 2025
See All Example Sentences for temperamental
Recent Examples of Synonyms for temperamental
Adjective
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After a long, hot summer of pale pinks and butter yellows, nail trends will likely be the first aesthetic to cool down and transition to darker, moodier bases comprised of midnight blue and red wine hues.—
Kaleigh Werner,
Footwear News,
6 Sep. 2025
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The first season of the show introduced the world to Wednesday's Jenna Ortega and her accessible take on goth glam makeup, which featured subtle smoky lids, moody purple lips and lived-in under eyes.—
Starr Bowenbank,
PEOPLE,
4 Sep. 2025
Adjective
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CaSSIS, meanwhile, could provide insights into 3I/ATLAS' volatile activity and its composition.—
Andrew Jones,
Space.com,
3 Sep. 2025
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The film also chronicles the ups and downs of Kerr's volatile relationship with Dawn.—
Ashley Hume,
FOXNews.com,
3 Sep. 2025
Adjective
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Reflective self-talk while performing tasks gives you self-regulation and prevents the lightning-fast, reflexive emotional self-talk from making impulsive decisions that lead to errors and mistakes.—
Bryan Robinson,
Forbes.com,
7 Sep. 2025
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Ari is a rich kid from New York, who is an impulsive motormouth desperate for Sam’s affection.—
Esther Zuckerman,
IndieWire,
7 Sep. 2025
Adjective
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Fall is a beautiful time to go hiking, but with the colorful foliage comes dropping temperatures, rainy days, and unpredictable weather.—
Anne Taylor,
Travel + Leisure,
5 Sep. 2025
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Several party officials argued Kaegi’s valuations were unpredictable and faulted his management of certain tax breaks.—
A.D. Quig,
Chicago Tribune,
5 Sep. 2025
Adjective
-
The situation at home was unstable.—
Rebecca Mead,
New Yorker,
8 Sep. 2025
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Companies that lean too far in one direction risk either frustrating users with delays or damaging trust with unstable or inaccurate outputs.—
Expert Panel®,
Forbes.com,
8 Sep. 2025
Cite this Entry
“Temperamental.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/temperamental. Accessed 11 Sep. 2025.
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